The Kepeng doorbell is made of high-quality industrial plastic and is packaged in a sucker card. It comes with a doorbell and batteries. The minimum order quantity is one piece or more, and the packing quantity is 60 cards per piece. The Kepeng doorbell features materials that do not deteriorate, fade, or corrode, making it suitable for use in homes, restaurants, hotels, and other venues. The shape is designed in a rectangular shape with white, blue, and pink colors. The wholesale reference price is negotiable. The Kepeng doorbell is powered by batteries and features a built-in stereo speaker that produces a clear sound. It uses a wireless installation design and precise "same frequency but different code" technology to avoid interference between each other.